Chief Kevin Sewell and Lorenzo Davis, both fired after standing up against injustice Two seasoned and highly respected black men in law enforcement in two different cities were each fired this summer—not for corruption, not for misconduct, not for poor management, not for sexual harassment, but because they each stood up against injustice inside their own departments.

In 2007, the city of Chicago created an "independent" review board to monitor fatal shootings by police. I put those...